| Acronym | Definition |
|---|
| IDW | Informationsdienst Wissenschaft (German: News service science) |
| IDW | I Don't Want |
| IDW | Intellectual Dark Web |
| IDW | Institut der Wirtschaftsprüfer (German: Institute of Auditors ) |
| IDW | International Display Works |
| IDW | International Display Workshops (Japan) |
| IDW | Inverse Distance Weighting (geostatistics) |
| IDW | ID Watchdog (Denver, CO identity theft protetion) |
| IDW | Investigative Data Warehouse (database; US FBI) |
| IDW | Information Dominance Warfare (US DoD) |
| IDW | Innovative Display Works (various locations) |
| IDW | Information Data Warehouse (various organizations) |
| IDW | Idea + Design Works, LLC (comic book publisher; San Diego, CA) |
| IDW | International Dolphin Watch (est. 1978) |
| IDW | Investigative-Derived Waste |
| IDW | Internally Displaced Women |
| IDW | Indian Defence Wiki |
| IDW | Ideal Weight |
| IDW | Institut für Dokumentationswesen |